package com.zzt.book.controller;

import com.zzt.book.constant.Constants;
import com.zzt.book.enums.BookStatusEnum;
import com.zzt.book.enums.ResultCodeEnum;
import com.zzt.book.model.*;
import com.zzt.book.service.BookService;
import jakarta.servlet.http.HttpSession;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;

/**
 * Created with IntelliJ IDEA.
 * Description
 * User: panda
 * Date: 2025-02-21
 * Time: 14:59
 */
@Slf4j
@RequestMapping("/book")
@RestController
public class BookController {

    @Autowired
    private BookService bookService;

    @RequestMapping(value = "/addBook", produces = "application/json")
    public String addBook(BookInfo bookInfo){
        log.info("添加图书：request：{}" , bookInfo);
        //1.参数校验
        //2.存储数据
        //3.返回结果
        if(!StringUtils.hasLength(bookInfo.getBookName()) ||
            !StringUtils.hasLength(bookInfo.getAuthor()) ||
            bookInfo.getCount() == null ||
            bookInfo.getPrice() == null ||
            !StringUtils.hasLength(bookInfo.getPublish())
//          ||  bookInfo.getStatus() == null
        ){
            log.error("添加图书，参数不合法，request：{}", bookInfo);
            return "参数不合法！";
        }
        try{
            bookService.addBook(bookInfo);
            return "";
        }catch(Exception e){
            log.error("添加图书异常， e: {}", e);
            return "添加图书发生异常";
        }
    }

    @RequestMapping("/getListByPage")
    public Result<ResponseResult<BookInfo>> getListByPage(PageRequest pageRequest, HttpSession session){
        //参数校验
        //返回数据

        ResponseResult<BookInfo> listByPage = bookService.getListByPage(pageRequest);
        return Result.success(listByPage);
    }

    @RequestMapping("/queryBookById")
    public BookInfo queryBookById(Integer bookId){
        log.info("查询图书信息，bookId：" + bookId);
        return bookService.queryBookById(bookId);
    }

    @RequestMapping(value = "/updateBook")
    public Result updateBook(BookInfo bookInfo){
        log.info("修改图书，bookInfo: {}", bookInfo);
        try{
            //成功
            bookService.updateBook(bookInfo);
            return Result.success("");
        }catch(Exception e){
            log.error("修改图书发生异常，e: ", e);
            return Result.fail("修改图书发生异常");
        }
    }

    @RequestMapping(value = "/deleteBook")
    public Result deleteBook(Integer bookId){
        log.info("删除图书，bookId: {}", bookId);
        try{
            //成功
            BookInfo bookInfo = new BookInfo();
            bookInfo.setId(bookId);
            bookInfo.setStatus(BookStatusEnum.DELETED.getCode());
            bookService.updateBook(bookInfo);
            return Result.success("");
        }catch(Exception e){
            log.error("删除图书发生异常，e: ", e);
            return Result.fail("删除图书发生异常");
        }
    }

    @RequestMapping("/batchDelete")
    public Boolean batchDelete(@RequestParam List<Integer> ids){
        log.info("批量删除图书，ids：{}", ids);
        try{
            bookService.batchDelete(ids);
            return true;
        }catch (Exception e){
            log.error("批量删除图书失败，e:", e);
            return false;
        }
    }
}
